IT430 Quiz

 Question # 1 of 10 ( Start time: 05:24:12 PM )
Total Marks: 1

The length of a message digest is ________.

Select correct option:

32 to 64 bits


64 to 128 bits


128 to 256 bits


256 to 512 bit


Virtual PIN Payment System requires both merchant and buyer to register with _______________.

Select correct option:


Auto Clearing House (ACH)


First Virtual (FV)


DSS (Digital Signature


is necessary for both buyer and seller to have their account in the ---------E-bank.

Select correct option:

Same


Separate


Key version represents public key by

Select correct option:

Buyer


Seller


E-Bank (page 116)


Certification Authority

If a key is 4 bit in length, how many unique key values are possible?

Select correct option:

4


8


16

32


Which of the following represents correct sequence of steps for electronic check payment system?

Select correct option:
Payer’s bank ? Payee ? Payee’s bank ? Payer


The serial # generated by the cyberwallet gets multiplied by blinding factor ‘r’ which is known only to the ___________.

Select correct option:

Bank


Merchant


Client


None


What is basic advantage of symmetric algorithms?

Select correct option:

Symmetric key does not use any encryption


Symmetric algorithms are faster


Symmetric


Attacker attempts to decrypt the message with every possible key in ______.

Select correct option:


Key Search Attacks


Cryptanalysis



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